diff --git a/MODEL_REGISTRY.md b/MODEL_REGISTRY.md
index 2fea343..3ccd8eb 100644
--- a/MODEL_REGISTRY.md
+++ b/MODEL_REGISTRY.md
@@ -16,17 +16,33 @@
         "active": true
     },
     "heat": {
-        "version": "v0.5.0",
+        "version": "v0.6.0",
         "stage": {
-            "dev": "v0.5.0"
+            "dev": "v0.6.0"
         },
         "registered": true,
         "active": true
     },
     "carbon": {
-        "version": "v0.5.0",
+        "version": "v0.6.0",
         "stage": {
-            "dev": "v0.5.0"
+            "dev": "v0.6.0"
+        },
+        "registered": true,
+        "active": true
+    },
+    "hotwater": {
+        "version": "v1.0.0",
+        "stage": {
+            "dev": "v1.0.0"
+        },
+        "registered": true,
+        "active": true
+    },
+    "heating": {
+        "version": "v1.0.0",
+        "stage": {
+            "dev": "v1.0.0"
         },
         "registered": true,
         "active": true